"My heart goes out to both Chris and Rihanna for what has happened in the past," Polow said in a statement. "They are both great artists to work with, and I wish them well."

Brown was charged with assault and making criminal threats on March 5 and is due back in court on April 6 for his arraignment in the case.

More pics of Chris & Rihanna:
<a href="http://www.okmagazine.com/pixandvids/gallery/11876/1" target="_blank"><img src="http://d-images.okmagazine.com/img/photos/large/22422.gif" width="74" height="100"/></a> <a href="http://www.okmagazine.com/pixandvids/gallery/11876/2" target="_blank"><img src="http://d-images.okmagazine.com/img/photos/large/22421.gif" width="74" height="100"/></a> <a href="http://www.okmagazine.com/pixandvids/gallery/11876/3" target="_blank"><img src="http://d-images.okmagazine.com/img/photos/large/22420.gif" width="74" height="100"/></a> <a href="http://www.okmagazine.com/pixandvids/gallery/11876/4" target="_blank"><img src="http://d-images.okmagazine.com/img/photos/large/22419.gif" width="74" height="100"/></a> <a href="http://www.okmagazine.com/pixandvids/gallery/11876/5" target="_blank"><img src="http://d-images.okmagazine.com/img/photos/large/22418.gif" width="74" height="100"/></a>